OpenTechnical

OT-2026-000082442

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000082442) never changes.

Identity and time

Publication numberOT-2026-000082442 · never reused
Internal UUID01a0ae97-4d96-7f69-a7d8-408247a2395c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082442
StatusPUBLIC

Content hashes

Canonical textaaad3356fa67dc2d86d7002d1f25949cd12cf0aa22e65679966a6bb7069cf32b
Markdownfabfa342f7b8d2f1f5b80896750c2853dcb081922c71e6800e884bf0c21002d1
PDF
Publication page4af4143c95ca8e1ee46cd3e38d4d3c8cddf12e0233c8088c0ab0e048c0601f6e
Manifeste2eaff4993fad73f966ee510e8a9a403e9bcdd668a00ea8aad7c47f9c4737ff6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturerlgW8ChahR9w5zLovGoQwJGPqvV+lYKqZ2ag+zhMGVN2skZzkic7JmJGINLFx7RLTNu8gm2nnOQpBk7oA1yCAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:26.410946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082442
observed 4af4143c95ca8e1ee46cd3e38d4d3c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.394025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082442/manifest.json
observed e2eaff4993fad73f966ee510e8a9a403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.376786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082442/publication.md
observed fabfa342f7b8d2f1f5b80896750c2853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.358858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082442/publication.txt
observed aaad3356fa67dc2d86d7002d1f25949c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.